When the fruit is ripe, the effect of the fruit and the small olive is better.

1. The medicinal value of citron fruit is mainly regulating qi and resolving phlegm, relieving pain and diminishing inflammation, which can be achieved by both mature fruits and small olives. But after picking and processing, small olives can be turned into preserves to entertain guests.

2. first frost can't fall after the fruit of Citron ripens. It turns yellow in autumn and winter every year and green in spring. At the same time, its meat quality is more tender and sweet.